<template>
    <!-- 统计和清空 -->
    <footer class="footer">
    <!-- 统计 -->
    <span class="todo-count">合 计:<strong> {{ list.length }}</strong></span>
    <!-- 清空 -->
    <button @click="clear" class="clear-completed">
      清空任务
    </button>
  </footer>
</template>

<script>
  export default {
      props: {
        list:Array
      },
      methods: {
        clear (){
          this.$emit('clear')
        }
      }
  }
</script>

<style>

</style>